Guest: Michael Ciancone; Topics" Mike's new book "Foreword to Spaceflight" plus the IAC upcoming congress and their plans for 2019, NASA, science fiction, education and more.

Guest:  Al Globus; Topics:  Al's new book "The High Frontier: An Easier Way," eLEO low radiation orbits, centrifuge spin rates for humans, life support, commercial markets and more.  Note that Al's co-author, Tom Marotta, call in on the toll free line in both the first and second segment to participate and add to our discussion.

Guest:  Dr. Gil Levin;  Topics: Martian life detection experiments, Independent Mars review panel, Viking Labeled Release experiment, NASA Mars life detection politics and more.  Please direct all comments and questions regarding specific Space Show programs & guest(s) to the Space Show blog which is part of archived program on our website, www.thespaceshow.com.   Comments and questions should be relevant to the specific Space Show program.

Guest:  Michael Listner; Topics:  Space law & policy review & updates, space property rights, treaties vs. federal law, commercial space, Trump space policy.  Please direct all comments and questions regarding specific Space Show programs & guest(s) to the Space Show blog which is part of archived program on our website, www.thespaceshow.com.  Comments and questions should be relevant to the specific Space Show program.

Guest:  Barry DiGregorio;  Topics:  Mars life detection, needed Mars experiments, rover findings, planetary protection, human contamination on Mars, Mars contamination on earth, microbiology and more.  Please direct all comments and questions regarding specific Space Show programs & guest(s) to the Space Show blog which is part of archived program on our website, www.thespaceshow.com.  Comments and questions should be relevant to the specific Space Show program.